diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c5c833d2..a56671ac 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.4.12"
+  ".": "0.4.13"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index bd1fb205..eed231f9 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 34
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/sgp%2Fagentex-sdk-6eec9554350594d13aa61f6d3c384a54cbaba95481ee06c228a9d0a0aefaeda8.yml
-openapi_spec_hash: 63770414d1be9807d9b7ebbef0ae9fee
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/sgp%2Fagentex-sdk-80c50e5d150c0baca970fa26bc298a878e02bf5869a16fd3a812255cca077333.yml
+openapi_spec_hash: 41bed3c1c935a8054600e6d177faa396
 config_hash: aeabb3a919ad2763f5d0f41961a2520a
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc945851..4a632cc9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+## 0.4.13 (2025-09-12)
+
+Full Changelog: [v0.4.12...v0.4.13](https://github.com/scaleapi/agentex-python/compare/v0.4.12...v0.4.13)
+
+### Features
+
+* **api:** api update ([0102183](https://github.com/scaleapi/agentex-python/commit/0102183a8f5a23dbdaf905ffbe7ffbcf59bf7b21))
+* **api:** api update ([8a6edb1](https://github.com/scaleapi/agentex-python/commit/8a6edb13046ca24bf6c45fc018e32de498d48869))
+
 ## 0.4.12 (2025-09-08)
 
 Full Changelog: [v0.4.11...v0.4.12](https://github.com/scaleapi/agentex-python/compare/v0.4.11...v0.4.12)
diff --git a/pyproject.toml b/pyproject.toml
index b2215479..8750c84f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "agentex-sdk"
-version = "0.4.12"
+version = "0.4.13"
 description = "The official Python library for the agentex API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/agentex/_version.py b/src/agentex/_version.py
index 7ff38883..13cf0a6a 100644
--- a/src/agentex/_version.py
+++ b/src/agentex/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "agentex"
-__version__ = "0.4.12"  # x-release-please-version
+__version__ = "0.4.13"  # x-release-please-version
diff --git a/src/agentex/resources/tasks.py b/src/agentex/resources/tasks.py
index 5a28465b..031053b6 100644
--- a/src/agentex/resources/tasks.py
+++ b/src/agentex/resources/tasks.py
@@ -232,7 +232,7 @@ def stream_events(
         timeout: float | httpx.Timeout | None | NotGiven = NOT_GIVEN,
     ) -> Stream[object]:
         """
-        Stream message updates for a task by its unique ID.
+        Stream events for a task by its unique ID.
 
         Args:
           extra_headers: Send extra headers
@@ -267,7 +267,7 @@ def stream_events_by_name(
         timeout: float | httpx.Timeout | None | NotGiven = NOT_GIVEN,
     ) -> Stream[object]:
         """
-        Stream message updates for a task by its unique name.
+        Stream events for a task by its unique name.
 
         Args:
           extra_headers: Send extra headers
@@ -497,7 +497,7 @@ async def stream_events(
         timeout: float | httpx.Timeout | None | NotGiven = NOT_GIVEN,
     ) -> AsyncStream[object]:
         """
-        Stream message updates for a task by its unique ID.
+        Stream events for a task by its unique ID.
 
         Args:
           extra_headers: Send extra headers
@@ -532,7 +532,7 @@ async def stream_events_by_name(
         timeout: float | httpx.Timeout | None | NotGiven = NOT_GIVEN,
     ) -> AsyncStream[object]:
         """
-        Stream message updates for a task by its unique name.
+        Stream events for a task by its unique name.
 
         Args:
           extra_headers: Send extra headers
diff --git a/src/agentex/types/agent.py b/src/agentex/types/agent.py
index 9b921e8e..8dfcac0c 100644
--- a/src/agentex/types/agent.py
+++ b/src/agentex/types/agent.py
@@ -1,6 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
-from typing import Optional
+from typing import Dict, Optional
 from datetime import datetime
 from typing_extensions import Literal
 
@@ -29,6 +29,12 @@ class Agent(BaseModel):
     updated_at: datetime
     """The timestamp when the agent was last updated"""
 
+    registered_at: Optional[datetime] = None
+    """The timestamp when the agent was last registered"""
+
+    registration_metadata: Optional[Dict[str, object]] = None
+    """The metadata for the agent's registration."""
+
     status: Optional[Literal["Pending", "Building", "Ready", "Failed", "Unknown"]] = None
     """The status of the action, indicating if it's building, ready, failed, etc."""
 
diff --git a/src/agentex/types/task.py b/src/agentex/types/task.py
index 710ad445..3b22f819 100644
--- a/src/agentex/types/task.py
+++ b/src/agentex/types/task.py
@@ -22,4 +22,6 @@ class Task(BaseModel):
 
     status_reason: Optional[str] = None
 
+    task_metadata: Optional[Dict[str, object]] = None
+
     updated_at: Optional[datetime] = None